Japan recently became the first country in the world to sell genome-edited tomatoes. This technology, which alters a crop's genetic information, does not involve adding outside genetic material – unlike with genetically modified foods. Experts claim that some genome-edited foods are healthier than their conventional counterparts. But environment campaigners are calling for more testing to be carried out amid safety concerns. Our correspondents Louis Belin, Rie Fukushima, Yuko Sano and Justin McCurry report.
14 Jan 2021
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